A student bought a smartwatch that tracks the number of steps she walks throughout the day. The
Question:
A student bought a smartwatch that tracks the number of steps she walks throughout the day. The table shows the number of steps recorded t minutes after 3:00 pm on the first day she wore the watch.
(a) Find the slopes of the secant lines corresponding to the given intervals of t. What do these slopes represent?
(i) [0, 40]
(ii) [10, 20]
(iii) [20, 30]
(b) Estimate the student’s walking pace, in steps per minute, at 3:20 pm by averaging the slopes of two secant lines.
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a The slopes represent the average number of steps per minute the student walk...View the full answer
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Related Book For 
Calculus Early Transcendentals
ISBN: 9781337613927
9th Edition
Authors: James Stewart, Daniel K. Clegg, Saleem Watson, Lothar Redlin
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